The nor'easter comes just days after Hurricane Sandy.
Hurricane Sandy barreled into New York, causing heavy winds, rain and flooding.
The worst of the storm will begin after lunchtime, ahead of the hurricane's landfall Monday night.
Gusts of up to 55 miles per hour were expected to hit the city.
The National Weather Service issued a flood advisory and weather warning until 2 p.m. Monday.
A severe thunderstorm warning was in effect for Manhattan, Queens and Brooklyn Wednesday afternoon.
Parts of the Grand Central Parkway, Van Wyck and LIE were briefly washed out by heavy rains.
An extreme heat advisory was issued in New York as temperatures climbed to 100 degrees.
The city's latets heat wave brings highs that will feel like the triple digits this week.
Temperatures are predicted to rise to 95 degrees Tuesday afternoon.
A severe thunderstorm watch was in effect for New York City for Friday until 9 p.m.
Scorching temperatures are expected to near triple digits Thursday.
The National Weather Service issued an excessive heat warning that is in effect through Thursday evening.
Thursday's 78-degree weather was the highest temperature on record for March 22.
New York will see gusts of up to 60 miles per hour from 10 p.m. Friday to 6 p.m. Saturday.
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